<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="课程编号" prop="courseid">
        <el-input
          v-model="queryParams.courseid"
          placeholder="请输入课程编号"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="学年" prop="academicYear">
        <el-input
          v-model="queryParams.academicYear"
          placeholder="请输入学年"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程名称" prop="coursename">
        <el-input
          v-model="queryParams.coursename"
          placeholder="请输入课程名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="班级名称" prop="classname">
        <el-input
          v-model="queryParams.classname"
          placeholder="请输入班级名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['teacher:course:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['teacher:course:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['teacher:course:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['teacher:course:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table border v-loading="loading" :data="courseList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
<!--      <el-table-column label="主键" align="center" prop="recordid" />-->
<!--      <el-table-column label="人员主键" align="center" prop="a00" />-->
      <el-table-column label="课程编号" align="center" prop="courseid" />
      <el-table-column label="学年" align="center" prop="academicYear" />
      <el-table-column label="课程名称" align="center" prop="coursename" />
      <el-table-column label="班级编号" align="center" prop="classid" />
      <el-table-column label="班级名称" align="center" prop="classname" />
      <el-table-column label="学生人数" align="center" prop="studentnum" />
      <el-table-column label="附件" align="center" prop="remark" >
        <template slot-scope="{row}">
          <el-link :href="row.remark" target="_blank" class="buttonText"  type="primary" :underline="false">{{row.remark}}</el-link>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['teacher:course:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['teacher:course:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改教师课程信息集对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
<!--        <el-form-item label="人员主键" prop="a00">-->
<!--          <el-input v-model="form.a00" placeholder="请输入人员主键" />-->
<!--        </el-form-item>-->
        <el-form-item label="课程编号" prop="courseid">
          <el-input v-model="form.courseid" placeholder="请输入课程编号" />
        </el-form-item>
        <el-form-item label="学年" prop="academicYear">
          <el-input v-model="form.academicYear" placeholder="请输入学年" />
        </el-form-item>
        <el-form-item label="课程名称" prop="coursename">
          <el-input v-model="form.coursename" placeholder="请输入课程名称" />
        </el-form-item>
        <el-form-item label="班级编号" prop="classid">
          <el-input v-model="form.classid" placeholder="请输入班级编号" />
        </el-form-item>
        <el-form-item label="班级名称" prop="classname">
          <el-input v-model="form.classname" placeholder="请输入班级名称" />
        </el-form-item>
        <el-form-item label="学生人数" prop="studentnum">
          <el-input v-model="form.studentnum" placeholder="请输入学生人数" />
        </el-form-item>
<!--        <el-form-item label="删除标识" prop="delFlag">-->
<!--          <el-input v-model="form.delFlag" placeholder="请输入删除标识" />-->
<!--        </el-form-item>-->
        <el-form-item label="附件" prop="remark">
          <fileUpload v-model="form.remark" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listCourse, getCourse, delCourse, addCourse, updateCourse, exportCourse } from "@/api/teacher/course";
import FileUpload from "@/components/FileUpload";

export default {
  name: "Course",
  components: {
    FileUpload,
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 教师课程信息集表格数据
      courseList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        courseid: null,
        academicYear: null,
        coursename: null,
        classid: null,
        classname: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        courseid: [
          { required: true, message: "课程编号不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询教师课程信息集列表 */
    getList() {
      this.loading = true;
      listCourse(this.queryParams).then(response => {
        this.courseList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        recordid: null,
        a00: null,
        userId: null,
        courseid: null,
        deptId: null,
        academicYear: null,
        coursename: null,
        classid: null,
        classname: null,
        studentnum: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        delFlag: null,
        remark: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.recordid)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加教师课程信息集";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const recordid = row.recordid || this.ids
      getCourse(recordid).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改教师课程信息集";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.recordid != null) {
            updateCourse(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addCourse(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const recordids = row.recordid || this.ids;
      this.$confirm('是否确认删除教师课程信息集编号为"' + recordids + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return delCourse(recordids);
      }).then(() => {
        this.getList();
        this.msgSuccess("删除成功");
      })
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有教师课程信息集数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return exportCourse(queryParams);
      }).then(response => {
        this.download(response.msg);
      })
    }
  }
};
</script>
